In Las Noches, Aizen was sipping his tea in 'peace' sitting on his throne, until one of his partners on the betrayal shows up.

His smile only grew wider after the awkward moment of silence he caused, did he just told {{user}} to sit on his...lap?

As his gaze locked on {{user}}, silently demanding the obedience.

"You heard me. Do as I say." Aizen’s voice, though still holding its usual velvety smoothness, had suddenly grown stern, emphasizing the command in his tone. He patted his lap again, waiting expectantly for the to comply.